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68000011000089 = 379649335588741
BaseRepresentation
bin11110111011000011111001…
…00000000001100100011001
322220202201220200110210010020
433131201330200001210121
532403103010304000324
6400342435050141053
720215560443441130
oct1735417440014431
9286681820423106
1068000011000089
111a7377084a8923
127762a36121789
132bc34b182447c
1412b130a63a917
157cdc8298c679
hex3dd87c801919

68000011000089 has 16 divisors (see below), whose sum is σ = 103629803529600. Its totient is φ = 38853121962240.

The previous prime is 68000011000067. The next prime is 68000011000111. The reversal of 68000011000089 is 98000011000086.

It is an interprime number because it is at equal distance from previous prime (68000011000067) and next prime (68000011000111).

It is not a de Polignac number, because 68000011000089 - 27 = 68000010999961 is a prime.

68000011000089 is a strobogrammatic number because it is the same when read upside-down.

It is not an unprimeable number, because it can be changed into a prime (68000011001089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167591742 + ... + 167996999.

It is an arithmetic number, because the mean of its divisors is an integer number (6476862720600).

Almost surely, 268000011000089 is an apocalyptic number.

It is an amenable number.

68000011000089 is a deficient number, since it is larger than the sum of its proper divisors (35629792529511).

68000011000089 is a wasteful number, since it uses less digits than its factorization.

68000011000089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335598400.

The product of its (nonzero) digits is 3456, while the sum is 33.

The spelling of 68000011000089 in words is "sixty-eight trillion, eleven million, eighty-nine", and thus it is an aban number and an uban number.

Divisors: 1 3 7 21 9649 28947 67543 202629 335588741 1006766223 2349121187 7047363561 3238095761909 9714287285727 22666670333363 68000011000089